A Converging Lens of Focal Length 20 Cm Is Placed

question 8

Multiple Choice

A converging lens of focal length 20 cm is placed in contact with a diverging lens of focal length 30 cm.The focal length of this combination is:

• A)+60 cm
• B)+25 cm
• C)+12 cm
• D)+10 cm
• E)-10 cm

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Definitions:

Labour Market

The supply of available workers in relation to available work.

Job Satisfaction

Job satisfaction is the level of contentment employees feel towards their work, which impacts their performance and well-being.

Turnover

The rate at which personnel vacate their positions within a company and are succeeded by new recruits.

Human Relations Movement

A management approach emphasizing the importance of understanding human behavior, interpersonal relationships, and employee needs in the workplace.